Animated background is something vivid that can help you live up your digital publication like flip book. In PageFlip PDF to Flash, you are offered a series of flash background for designing. With these exiting stunning animated backgrounds, you will have no need to search for any other flash resources. To some extent, you will reduce your designing time and improve your flip book creating efficiency. Here is a video to show you how to set animated background for flip book. Take a quick watch for convenience. Make sure you have installed PageFlip PDF to Flash if you want to have a try by yourself! (www.pageflippdf.com)